What's the difference between beam and plank?

Beam


Definition:

  • (n.) Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
  • (n.) One of the principal horizontal timbers of a building or ship.
  • (n.) The width of a vessel; as, one vessel is said to have more beam than another.
  • (n.) The bar of a balance, from the ends of which the scales are suspended.
  • (n.) The principal stem or horn of a stag or other deer, which bears the antlers, or branches.
  • (n.) The pole of a carriage.
  • (n.) A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving; also, the cylinder on which the cloth is rolled, as it is woven; one being called the fore beam, the other the back beam.
  • (n.) The straight part or shank of an anchor.
  • (n.) The main part of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
  • (n.) A heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft; -- called also working beam or walking beam.
  • (n.) A ray or collection of parallel rays emitted from the sun or other luminous body; as, a beam of light, or of heat.
  • (n.) Fig.: A ray; a gleam; as, a beam of comfort.
  • (n.) One of the long feathers in the wing of a hawk; -- called also beam feather.
  • (v. t.) To send forth; to emit; -- followed ordinarily by forth; as, to beam forth light.
  • (v. i.) To emit beams of light.

Example Sentences:

  • (1) An argon laser beam was used to irradiate the round window in 17 guinea pigs.
  • (2) Streaming is shown to occur in water in the focused beams produced by a number of medical pulse-echo devices.
  • (3) 11 patients with a postoperative classification of stage D had additional external beam radiation to the pelvic and paraaortic lymph nodes with shielding of the implanted prostatic region.
  • (4) The data collection scheme for the scanner uses multiple rotations of a linearly shifted, asymmetric fan beam permitting user-defined variable resolution.
  • (5) The scatter measurement was made using a standard imaging geometry with both beam stops and an additional x-ray detector placed behind the standard imaging detector.
  • (6) In an effort to decrease the treatment time for this technique, the flattening filter has been removed from an AECL Therac-6 linear accelerator and the characteristics of the resulting beam have been measured.
  • (7) Comparative clinical studies on temporomandibular joints (TMJ) between the LEGP and fan beam collimators also confirm the superior image quality obtained with the fan beam collimator.
  • (8) The special advantage of the UV-beam is that it allow to inactivate selectively of the particular elements of nuclear apparatus of living ciliates is to observe consequences of operation on distant descendants of irradiated cell.
  • (9) Three-five days after endoscopic laser destruction long-distance open-field gamma-beam therapy was administered to 10 patients and polychemotherapy to 9 of these.
  • (10) Guidelines for external beam treatment have been set forth in the ASTRO Newsletter.
  • (11) In work to determine whether X-radiation could be used to induce tumors of the colon in outbred Holtzman rats, a technique was devised so that only the descending colon could be irradiated with a collimated X-ray beam and tumorigenic exposures in the kilo-Roentgen range were delivered.
  • (12) Nevertheless some technical variations are required, to maintain the typical homogeneity of photon beams.
  • (13) The RBEs of fast neutron, thermal neutron beams, and neutron capture therapy relative to 60Co gamma-ray were calculated as 2.78, 4.18, and 6.15 at 0.1 surviving fraction, respectively.
  • (14) Some patients received postoperative external beam irradiation (2000 cGy whole pelvis and an additional 3000 cGy to the parametria, with a midline stepwedge) when deep myometrial invasion was present.
  • (15) Between 1981 and 1985, 20 patients with malignancy-associated ureteral obstruction (MAUO) were given external beam irradiation with a palliative intent.
  • (16) Finally, the question of oncogenic effects raised with 193 nm laser beams does not seem to apply to the 308 nm wavelength.
  • (17) Hence the laser beam acts as a fixation target and measuring beam.
  • (18) Electron beam therapy is usually employed for the treatment of tumours located at or near the surface of the body, because the electron beam gives a high dose near the surface, but falls off rapidly with increasing depth beyond the level of the 80% depth dose.
  • (19) By embedding the biopsy in the acrylic resin LR White, unsupported sections of which are stable in the electron beam, light and electron microscopy and immunocytochemistry become feasible on sections from the same block.
  • (20) Real 60Co beams contain lower energy components; in addition, Awall is defined differently by different authors.

Plank


Definition:

  • (n.) A broad piece of sawed timber, differing from a board only in being thicker. See Board.
  • (n.) Fig.: That which supports or upholds, as a board does a swimmer.
  • (n.) One of the separate articles in a declaration of the principles of a party or cause; as, a plank in the national platform.
  • (v. t.) To cover or lay with planks; as, to plank a floor or a ship.
  • (v. t.) To lay down, as on a plank or table; to stake or pay cash; as, to plank money in a wager.
  • (v. t.) To harden, as hat bodies, by felting.
  • (v. t.) To splice together the ends of slivers of wool, for subsequent drawing.

Example Sentences:

  • (1) Therefore, gene diffusion in energy space is described by the Focker--Plank's equation.
  • (2) They didn’t want to think of themselves as having a kind of reliance on the state … It became a fundamental plank of the kind of ‘British values’ culture.” Between 1979 and 2013, 1.6m council homes were sold, numbers of new homes plummeted and council housing went from an inbuilt part of the post-war settlement to something pushed to the social margins.
  • (3) However, the policy is not being replaced and it suggests that Cameron has lost interest in what was once a key plank of his attempt to modernise the Conservative party and is quietly “ getting rid of the green crap ”, as he once called the extra costs attached to heating bills to subsidise energy efficiency.
  • (4) Tsipras, who made an official visit to Moscow in April to discuss the project, has made improved ties with the fellow Orthodox state a central plank of his two-party coalition’s foreign policy – much to the consternation of the EU.
  • (5) The Ukip leader said he was making immigration the central plank of his campaign and wants the the chance to grill David Cameron on the issue at the leaders’ television debates later this week.
  • (6) In the small, echoing gym of a primary school, Rodríguez and García Sánchez took turns at a makeshift podium, outlining the key planks of the party’s platform, detailing agrarian reform to a moratorium on evictions.
  • (7) We drive to the seafront, where two fishermen are toiling to the rear of the beach, turning cogs that wind a rope attached to their boat to tug it in from the sea over wooden planks.
  • (8) A central plank of the Conservative campaign for the local elections later this month – that its councils guarantee lower levels of council tax – has been challenged by new figures which show that the Tories are responsible for the highest increases.
  • (9) In a central plank of plans to cut the deficit, the government is capping the annual bill for tax credits and housing benefit to £119.5bn this year – despite forecasts that millions of people face rocketing rent charges and low wage rises.
  • (10) The tactic is a key plank of police planning to ensure the Games are not disrupted.
  • (11) The results provide two planks of support for Woodworth's hypothesis.
  • (12) That means shaking up the mutual's board, which is made up of 20 members elected from all corners of the co-operative empire and regarded as a key plank of the group's claim to be a democratic organisation.
  • (13) Zinke also differed from many in his own party by insisting: “I’m absolutely against transfer or sale of public lands.” Many Republicans have long pushed for the federal government to transfer ownership of public lands to the states, and this was included as a plank in the party’s platform.
  • (14) The houses were built on stilts and connected by thin wooden planks.
  • (15) You can build your own with a few planks of wood, or cut the bottom off an old bin.
  • (16) The decision quashed a key plank of UK asylum policy.
  • (17) In collaboration with other leading economists, he has championed a state-backed investment bank to boost lending to small and medium-sized businesses as a major plank of a growth package.
  • (18) The notion that sterling is a shared asset has been a key plank in Salmond's case that Scotland has a clear moral and legal case to have a formal currency zone, but it has been challenged by senior economists, who say a currency is only a system of exchange or a liability.
  • (19) Will Middlebrooks walks the plank, waving at a slider inside to become K-X.
  • (20) Unlike many crony capitalists who troll the halls of Congress looking for favors, the Kochs have consistently lobbied against special-interest politics.” Touching on a key plank of his attempted appeal to liberal voters , Paul continues: “[The Kochs] have always stood for freedom, equality and opportunity.